domain

type ApplicationMetrics struct {
	ServiceName string
	Metrics     map[string]float64 // 指标名称 -> 指标值
	Labels      map[string]string  // 指标标签
	Timestamp   time.Time
}

type AutoRecoveryConfig struct {
	Enabled       bool
	MaxRestarts   int
	RestartDelay  time.Duration
	BackoffFactor float64
	MaxBackoff    time.Duration
}

type BinarySpec struct {
	Name string
	Path string
}

type CheckResult struct {
	Healthy      bool
	Message      string
	ResponseTime time.Duration
	Error        error
	Timestamp    time.Time
}

type ConfigSpec struct {
	Format    string
	MainFile  string
	Directory string
	Templates []ConfigTemplate
}

type ConfigTemplate struct {
	Source      string
	Destination string
}

type HealthCheckConfig struct {
	Type       string // "http", "tcp", "process", "script"
	Interval   time.Duration
	Timeout    time.Duration
	Retries    int
	HTTPPath   string
	HTTPMethod string
	TCPPort    int
	ScriptPath string
}

type HealthStatus string

type HealthStatusDetail struct {
	Status       HealthStatus
	Message      string
	LastCheck    time.Time
	CheckType    string
	ResponseTime time.Duration
	Error        error
}

type LoggingConfig struct {
	Directory string
	MaxSize   int64
	MaxFiles  int
	Level     string
}

type MetricsConfig struct {
	Enabled        bool
	Interval       time.Duration
	CollectSystem  bool
	CollectService bool
}

type NetworkInterface struct {
	Name    string
	RxBytes int64
	TxBytes int64
}

type OperationsConfig struct {
	HealthCheck  *HealthCheckConfig
	AutoRecovery *AutoRecoveryConfig
	Metrics      *MetricsConfig
	Logging      *LoggingConfig
	Dependencies []string
}

type PackageSpecV2 struct {
	Package     string
	Version     string
	Description string
	Binary      *BinarySpec
	Startup     *StartupSpec
	Config      *ConfigSpec
	Operations  *OperationsConfig `json:"operations,omitempty"`
}

type Service struct {
	ID           string
	Name         string
	Version      string
	Status       ServiceStatus
	Spec         *ServiceSpec
	Health       *ServiceHealth
	Metrics      *ServiceMetrics
	StartedAt    *time.Time
	StoppedAt    *time.Time
	RestartCount int
	LastError    error
}

type ServiceHealth struct {
	Status    HealthStatus
	LastCheck time.Time
	Message   string
	Details   []HealthStatusDetail
}

type ServiceMetrics struct {
	CPUUsage     float64
	MemoryUsage  float64
	MemoryBytes  int64
	DiskUsage    float64
	NetworkIn    int64
	NetworkOut   int64
	RequestCount int64
	ErrorCount   int64
	ResponseTime time.Duration
	LastUpdated  time.Time
}

type ServiceSpec struct {
	Package    string
	Version    string
	Binary     *BinarySpec
	Startup    *StartupSpec
	Config     *ConfigSpec
	Operations *OperationsConfig
}

type ServiceStatus string

type StartupSpec struct {
	Method      string // "systemd" or "direct"
	ServiceName string
	Args        []string
	Environment map[string]string
	User        string
	Group       string
}

type SystemMetrics struct {
	CPUUsage          float64
	CPUCores          int
	MemoryUsage       float64
	MemoryTotal       int64
	MemoryFree        int64
	DiskUsage         float64
	DiskTotal         int64
	DiskFree          int64
	NetworkIn         int64 // 已废弃，使用 NetworkInterfaces
	NetworkOut        int64 // 已废弃，使用 NetworkInterfaces
	NetworkInterfaces []NetworkInterface
	LoadAvg1          float64
	LoadAvg5          float64
	LoadAvg15         float64
	LastUpdated       time.Time
}